/Engine/Plugins/Runtime/nDisplay/Source/DisplayCluster/Public/DisplayClusterRootActor.h
Update or create the config data object. The config sub object is only instantiated once. Subsequent calls will only update ConfigDataName unless bForceRecreate is true.
void UpdateConfigDataInstance ( [UDisplayClusterConfigurationData](API\Plugins\DisplayClusterConfiguration\UDisplayClusterConfigurationData) * ConfigDataTemplate, bool bForceRecreate )